Closed centrifugal pump
[化] 封闭式离心泵
🧩 词语组成解析
closed
[klozd]
adj. 关闭着的，封闭着的;密闭着的，保密的;<美>准备好了的，定了契约的;
v. “close”的过去式和过去分词;
clos=close关闭+ed已...的→关闭了的
centrifugal
[sen'trifjugəl]
adj. 离心的;
pump
[pʌmp]
n. 抽水机;打气筒;泵;轻软舞鞋;
v. 用泵输送 ;涌出;急速摇晃;盘问;
🗣️ 情景例句
Come in, come in.
进来， 进来。
I will be baptized in a few hours from now.
我将在几个小时后受洗。
Did he telephone again last night?
他昨夜里又打电话了吗？